OpenAI Ships Updated Deep Research in ChatGPT, Reportedly Powered by GPT-5.2

A new version of OpenAI's Deep Research feature has rolled out in ChatGPT, with speculation that it's running on GPT-5.2 under the hood.

OpenAI has released an updated version of its Deep Research capability within ChatGPT, as noted by @mweinbach, who speculated the feature is now powered by GPT-5.2. Deep Research allows ChatGPT to conduct extended, multi-step investigations on complex topics — functioning more like an autonomous research agent than a simple question-answering system.

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